CODEBOOK: subjects_df Dataset

Dataset: subjects_df
Description: Complete list of subject categories used by FollowTheMoney.org for classifying ballot measures

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VARIABLE DESCRIPTIONS

1. Subject
   Variable Name: Subject
   Description: Subject category classification for ballot measures as provided by FollowTheMoney.org
   Data Type: Character/String
   Values: Subject category names and combinations, including single categories 
           (e.g., "Abortion-Ban", "Agriculture-General") and multiple combined categories 
           (e.g., "Abortion-General,Abortion-Definition of Person", 
           "Education-K12 Funding,Tax & Revenue-Property Tax")
   Source: FollowTheMoney.org subject classification system

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DATA SOURCES AND CITATIONS

1. FollowTheMoney.org: National Institute on Money in Politics subject classification system for categorizing ballot measures and campaign finance data

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NOTES

- This dataset contains the complete universe of subject categories used by FollowTheMoney.org
- Categories may be single subjects or comma-separated combinations of multiple related subjects
- Subject categories follow a hierarchical structure with general and specific subcategories
- Categories use hyphen notation to separate main topic from subtopic (e.g., "Education-K12 Funding")
- Multiple subjects separated by commas indicate ballot measures that span multiple policy areas

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SUBJECT CATEGORY EXAMPLES

Single Categories:
- Abortion-Ban
- Agriculture-General
- Education-K12
- Criminal Justice-Death Penalty
- Campaign Finance-Disclosure

Multiple Combined Categories:
- Abortion-General,Abortion-Definition of Person
- Education-K12 Funding,Tax & Revenue-Property Tax
- Campaign Finance-General,State Government-Ethics
- Business Regulation-General,Environment & Natural Resources-General

Major Topic Areas Include:
- Abortion (various subcategories)
- Agriculture 
- Alcohol regulation and taxation
- Business regulation
- Campaign finance
- Criminal justice
- Economic development
- Education (K12, higher education, funding)
- Energy and environment
- Government bonds and operations
- Health care
- Immigration
- Labor issues
- Marijuana/drug policy
- Tax and revenue (various types)
- Transportation
- Voting and elections